[Women] tend to collect more pieces of data when they think, put them into more complex patterns, see more options and outcomes. They tend to be contextual, holistic thinkers.

Today, American women bear an average of 2.2 children that live to adulthood. Across most of Europe, women bear even fewer young.

You don't come home from the office to spend time with another job. Hopefully you come home to someone you can have a good time with.

Most of us make up our minds in the first three minutes of meeting someone whether there's a potential for a relationship.

Hair that looks like it's been naturally sun-bleached makes you seem youthful, like you spend a lot of time outdoors. And that appeals to most people.

In America, we are demanding everything from our marriage.

If two very different people pool their DNA, they'll create more genetic variety, and their young will come to the job of parenting with a wider array of skills.